26 Class III. Order III. 



ing. It resembles Oryzopsis, but is distinguished by its distinct 

 styles, dark seeds, taller stature, and later period of flowering. 

 Woods, in the interior of the state, August. Perennial. 

 It may perhaps be found worth cultivation. 



MILIUM PUNGENS. Torrey. Dwarf Millet grass. 



Leaves lanceolate, very short, pungent, at length 

 involute ; panicle contracted, branches mostly in 

 pairs, corolla hairy ; awn uncertain. 



Culm slender, a foot high, with a few very short leaves. Pani- 

 cle small, the branches rather erect. Calyx obtuse or truncate. 

 Corolla as long as the calyx, hairy. In all my specimens a part 

 of the flowers have an awn about half as long as the corolla. 

 Woods, Sudbury. May. 



24. ALOPECURUS. 



ALOPECURUS PRATENSIS. L. Common Foxtail grass* 



Culm erect, smooth ; sheaths swelling ; spike cy- 

 lyndrical, obtuse ; calyx glumes acute, connate ; co- 

 rolla equal to the calyx. 



Common foxtail grass is well marked by the upper sheaths 

 which appear as if inflated. Culm two or three feet high. 

 Spike lobed. Calyx acute, villous. Corolla nearly equal to the 

 calyx. Awn twisted. Fields, &c. May. 



An early, excellent grass, probably introduced. 



ALOPECURUS GENICULATUS. L. Floating Foxtail grass. 

 Culm ascending, bent at the joints ; spike some- 

 what compound, cylindrical ; glumes obtuse, hairy. 



Sm. 



Stems of various lengths, ascending, forming knees or angles 

 at the joints, and rooting from the lower ones, when the plants 

 grow in the water. Leaves rather smooth and short, their 

 sheaths a little swelling. Spike cylindrical, obtuse, divisible 

 into lobes. Glumes of the calyx obtuse, fringed with long hairs. 

 Corolla awned at base Ponds and ditches. July. Perennial. 



